Home / 8,764.65-12,094.74-4,987.35

Finding the Fourth Proportional to 8,764.65, 12,094.74 and 4,987.35

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Solution

The fourth proportional to 8,764.65, 12,094.74 and 4,987.35 is: 6,882.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.65 : 12,094.74 = 4,987.35 : x
  2. Step 2: Convert to fraction form
    8,764.65/12,094.74 = 4,987.35/x
  3. Step 3: Cross multiply
    8,764.65x = 12,094.74 × 4,987.35
  4. Step 4: Simplify right side
    8,764.65x = 60,320,701.54
  5. Step 5: Solve for x
    x = 60,320,701.54/8,764.65
  6. Step 6: Final answer
    x = 6,882.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.